Demo (SDK)

Programs
Assembly: bgcol1 bgcol2 charset ciao fill1 fill2 gamekeys idummy iload ipnggen1 ipnggen2 irawrgba keypad loop1 loop2 loop3 maze resize setpal sprites stdpal tiles vintage C: bounce cciao clock cpubm dpyinfo fps gperf hello mandelbrot newline pngtest rand time

Support Files
c64jb.c cgetc.s chline.s clock.s clrscr.s color.s cputc.s crt0.s ctype.s cvline.s gotox.s gotoxy.s gotoy.s header.s jbit.cfg jbit.h jbit.inc kbhit.s mainargs.s randomize.s vsync.s wherex.s wherey.s _scrsize.s _systime.s

;
; Written by Emanuele Fornara
;
; unsigned char __fastcall__ textcolor (unsigned char color);
; unsigned char __fastcall__ bgcolor (unsigned char color);
; unsigned char __fastcall__ bordercolor (unsigned char color);
;

	.export		_textcolor,_bgcolor,_bordercolor
	.export		TEXTCOLOR,BGCOLOR

	.include	"jbit.inc"


.code

.proc	_textcolor

	ldx	TEXTCOLOR
 	sta	TEXTCOLOR
	txa
	rts

.endproc


.proc	_bgcolor

	ldx	BGCOLOR
	sta	BGCOLOR
	txa
	rts

.endproc


.proc	_bordercolor

	ldx	#REQ_SETBGCOL
	stx	REQPUT
	sta	REQPUT
	sta	REQEND
       	ldx    	BORDERCOLOR
	sta	BORDERCOLOR
	txa
	rts

.endproc


.data

TEXTCOLOR:
	.byte	COLOR_BLACK

BGCOLOR:
	.byte	COLOR_WHITE

BORDERCOLOR:
	.byte	COLOR_WHITE

color.s